TY JOUR TI IMPROVING THE SAFETY OF TECHNOLOGICAL PROCESSES IN THE OIL AND GAS COMPLEX UNDER CRYOGENIC CONDITIONS KW intumescent fire-retardant compositions KW epoxy resins KW carbon nanostructures KW astralenes KW cryogenic exposure KW thermogravimetric analysis KW coke residue yield KW fire-retardant efficiency KW oil and gas complex JO MONITORING AND EXPERTISE IN SAFETY SYSTEM AU Demidov, N.D. AU Sorokin, I.A. AU Emelyanova, A.N. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia